English verb conjugation
MAY CASTLE

Regular verb: castle - castled - castled

Affirmation

Simple form	V-ing form
I may castle you may castle he may castle we may castle you may castle they may castle	I may be castling you may be castling he may be castling we may be castling you may be castling they may be castling
Perfect	V-ing perfect
I may have castled you may have castled he may have castled we may have castled you may have castled they may have castled	I may have been castling you may have been castling he may have been castling we may have been castling you may have been castling they may have been castling

Negation

Simple form	V-ing form
I may not castle you may not castle he may not castle we may not castle you may not castle they may not castle	I may not be castling you may not be castling he may not be castling we may not be castling you may not be castling they may not be castling
Perfect	V-ing perfect
I may not have castled you may not have castled he may not have castled we may not have castled you may not have castled they may not have castled	I may not have been castling you may not have been castling he may not have been castling we may not have been castling you may not have been castling they may not have been castling

Interrogative form

Simple form	V-ing form
may I castle? may you castle? may he castle? may we castle? may you castle? may they castle?	may I be castling? may you be castling? may he be castling? may we be castling? may you be castling? may they be castling?
Perfect	V-ing perfect
may I have castled? may you have castled? may he have castled? may we have castled? may you have castled? may they have castled?	may I have been castling? may you have been castling? may he have been castling? may we have been castling? may you have been castling? may they have been castling?

Interro-negative form

Simple form	V-ing form
may I not castle? may you not castle? may he not castle? may we not castle? may you not castle? may they not castle?	may I not be castling? may you not be castling? may he not be castling? may we not be castling? may you not be castling? may they not be castling?
Perfect	V-ing perfect
may I not have castled? may you not have castled? may he not have castled? may we not have castled? may you not have castled? may they not have castled?	may I not have been castling? may you not have been castling? may he not have been castling? may we not have been castling? may you not have been castling? may they not have been castling?